Sirius XM Radio Inc. is an American broadcasting company that provides two satellite radio services operating in the United States, Sirius Satellite Radio and XM Satellite Radio. The company also owns a minority interest in Sirius XM Canada, an affiliate company which provides Sirius and XM service in Canada. The company in its current incarnation was formed following the acquisition of XM Satellite Radio, Inc. by Sirius Satellite Radio, Inc. on July 29, 2008.
Formula One, also known as Formula 1 or F1 and referred to officially as the FIA Formula One World Championship, is the highest class of single seater auto racing sanctioned by the Fédération Internationale de l'Automobile . The "formula" designation in the name refers to a set of rules with which all participants' cars must comply. The F1 season consists of a series of races, known as Grands Prix , held on purpose-built circuits and public roads. The results of each race are combined to determine two annual World Championships, one for the drivers and one for the constructors. The racing drivers, constructor teams, track officials, organizers, and circuits are required to be holders of valid Super Licences, the highest class of racing licence issued by the FIA.